Index problem, same as http://pastie.org/332249

examples/index_test.rb

@@ -0,0 +1,128 @@
+require "rubygems"
+require "benchwarmer"
+
+class Exception
+  def errmsg
+    "%s: %s\n%s" % [self.class, message, (backtrace || []).join("\n") << "\n"]
+  end
+end
+  
+$LOAD_PATH[0,0] = File.join(File.dirname(__FILE__), '..', 'lib')
+require 'mongo'
+
+include XGen::Mongo::Driver
+
+host = ARGV[0] || 'localhost'
+port = ARGV[1] || XGen::Mongo::Driver::Mongo::DEFAULT_PORT
+
+puts ">> Connecting to #{host}:#{port}"
+db = Mongo.new(host, port).db('ruby-mongo-index_test')
+
+puts ">> Dropping collection test"
+begin
+  res = db.drop_collection('test')
+  puts "dropped : #{res.inspect}" 
+rescue => e
+  puts "Error: #{e.errmsg}"
+end
+
+puts ">> Creating collection test"
+begin
+  coll = db.collection('test')
+  puts "created : #{coll.inspect}" 
+rescue => e
+  puts "Error: #{e.errmsg}"
+end
+
+OBJS_COUNT = 100
+
+puts ">> Generating test data"
+msgs = %w{hola hello aloha ciao}
+arr = OBJS_COUNT.times.map {|x| { :number => x, :rndm => (rand(5)+1), :msg => msgs[rand(4)] }}
+puts "generated"
+
+puts ">> Inserting data (#{arr.size})"
+coll.insert(arr)
+puts "inserted"
+
+puts ">> Creating index"
+res = coll.create_index "all", :_id => 1, :number => 1, :rndm => 1, :msg => 1
+# res = coll.create_index "all", '_id' => 1, 'number' => 1, 'rndm' => 1, 'msg' => 1
+puts "created index: #{res.inspect}"
+# ============================ Mongo Log ============================
+# Fri Dec  5 14:45:02 Adding all existing records for ruby-mongo-console.test to new index
+# ***
+# Bad data or size in BSONElement::size()
+# bad type:30
+# totalsize:11 fieldnamesize:4
+# lastrec:
+# Fri Dec  5 14:45:02 ruby-mongo-console.system.indexes Assertion failure false jsobj.cpp a0
+# Fri Dec  5 14:45:02  database: ruby-mongo-console op:7d2 0
+# Fri Dec  5 14:45:02  ns: ruby-mongo-console.system.indexes
+
+puts ">> Gathering index information"
+begin
+  res = coll.index_information     
+  puts "index_information : #{res.inspect}" 
+rescue => e
+  puts "Error: #{e.errmsg}"
+end
+# ============================ Console Output ============================
+# RuntimeError: Keys for index on return from db was nil. Coll = ruby-mongo-console.test
+#         from ./bin/../lib/mongo/db.rb:135:in `index_information'
+#         from (irb):11:in `collect'
+#         from ./bin/../lib/mongo/cursor.rb:47:in `each'
+#         from ./bin/../lib/mongo/db.rb:130:in `collect'
+#         from ./bin/../lib/mongo/db.rb:130:in `index_information'
+#         from ./bin/../lib/mongo/collection.rb:74:in `index_information'
+#         from (irb):11
+
+puts ">> Dropping index"
+begin
+  res = coll.drop_index "all"
+  puts "dropped : #{res.inspect}"
+rescue => e
+  puts "Error: #{e.errmsg}"
+end
+
+# ============================ Console Output ============================
+# => {"nIndexesWas"=>2.0, "ok"=>1.0}
+# ============================ Mongo Log ============================
+# 0x41802a 0x411549 0x42bac6 0x42c1f6 0x42c55b 0x42e6f7 0x41631e 0x41a89d 0x41ade2 0x41b448 0x4650d2 0x4695ad
+#  db/db(_Z12sayDbContextPKc+0x17a) [0x41802a]
+#  db/db(_Z8assertedPKcS0_j+0x9) [0x411549]
+#  db/db(_ZNK11BSONElement4sizeEv+0x1f6) [0x42bac6]
+#  db/db(_ZN7BSONObj8getFieldEPKc+0xa6) [0x42c1f6]
+#  db/db(_ZN7BSONObj14getFieldDottedEPKc+0x11b) [0x42c55b]
+#  db/db(_ZN7BSONObj19extractFieldsDottedES_R14BSONObjBuilder+0x87) [0x42e6f7]
+#  db/db(_ZN12IndexDetails17getKeysFromObjectER7BSONObjRSt3setIS0_St4lessIS0_ESaIS0_EE+0x24e) [0x41631e]
+#  db/db(_Z12_indexRecordR12IndexDetailsR7BSONObj7DiskLoc+0x5d) [0x41a89d]
+#  db/db(_Z18addExistingToIndexPKcR12IndexDetails+0xb2) [0x41ade2]
+#  db/db(_ZN11DataFileMgr6insertEPKcPKvib+0x508) [0x41b448]
+#  db/db(_Z14receivedInsertR7MessageRSt18basic_stringstreamIcSt11char_traitsIcESaIcEE+0x112) [0x4650d2]
+#  db/db(_Z10connThreadv+0xb4d) [0x4695ad]
+# Fri Dec  5 14:45:02 ruby-mongo-console.system.indexes  Caught Assertion insert, continuing
+# Fri Dec  5 14:47:59 CMD: deleteIndexes ruby-mongo-console.test
+#   d->nIndexes was 2
+#   alpha implementation, space not reclaimed
+
+puts ">> Gathering index information"
+begin
+  res = coll.index_information     
+  puts "index_information : #{res.inspect}" 
+rescue => e
+  puts "Error: #{e.errmsg}"
+end
+# ============================ Console Output ============================
+# RuntimeError: Keys for index on return from db was nil. Coll = ruby-mongo-console.test
+#         from ./bin/../lib/mongo/db.rb:135:in `index_information'
+#         from (irb):15:in `collect'
+#         from ./bin/../lib/mongo/cursor.rb:47:in `each'
+#         from ./bin/../lib/mongo/db.rb:130:in `collect'
+#         from ./bin/../lib/mongo/db.rb:130:in `index_information'
+#         from ./bin/../lib/mongo/collection.rb:74:in `index_information'
+#         from (irb):15
+
+puts ">> Closing connection"
+db.close
+puts "closed"